Finding the Fourth Proportional to 3,812,433,794.12, 5,715,375,472.77 and 1,324,971,547.74
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Solution
The fourth proportional to 3,812,433,794.12, 5,715,375,472.77 and 1,324,971,547.74 is: 1,986,319,053.66
Step by Step Solution
- Step 1: Write the proportion equation
3,812,433,794.12 : 5,715,375,472.77 = 1,324,971,547.74 : x - Step 2: Convert to fraction form
3,812,433,794.12/5,715,375,472.77 = 1,324,971,547.74/x - Step 3: Cross multiply
3,812,433,794.12x = 5,715,375,472.77 × 1,324,971,547.74 - Step 4: Simplify right side
3,812,433,794.12x = 7,572,709,886,071,302,144 - Step 5: Solve for x
x = 7,572,709,886,071,302,144/3,812,433,794.12 - Step 6: Final answer
x = 1,986,319,053.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.